[

// math constants

// http://numbers.computation.free.fr/Constants/Miscellaneous/digits.html
define E => 2.7182818284590452353602874713526624977572470936999

// http://numbers.computation.free.fr/Constants/Miscellaneous/digits.html
define PI => 3.14159265358979323846264338327950288419716939937510

// http://mathforum.org/dr.math/faq/faq.golden.ratio.html
define PHI => 1.6180339887498948482045868343656

/*
e '<br>'
pi '<br>'
phi '<br>'
*/

]